Hello and welcome to justanswer.com
Here is the information you need to correct the TCC codes.
TRANSAXLE - TORQUE CONVERTER CLUTCH NOTENGAGING AND/OR DIAGNOSTIC TROUBLE CODES(DTC) P0741 OR P1744
FORD: 1996-2003 TAURUS, WINDSTARLINCOLN: 1996-2002 CONTINENTALMERCURY: 1996-2003 SABLE
Article 98-6-5 is being republished in its entirety to update the model years and to identify additional contributors to the DTC's being set
Torque converter clutch not engaging when commanded and/or Diagnostic Trouble Codes (DTC) P0741 or P1744 stored in memory.
Use a scan tool (NGS/WDS) to monitor PID's to help determine steps to take for service. Refer to the following Diagnostic Procedure for details.
The torque converter clutch may not engage if one or more of the following conditions exist:
Use a scan tool (NGS/WDS) to monitor the following PID's:
Yes the problem is usually a stuck valve in the valve body. Here is the tsb. Click on the link.